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66 lines
1.8 KiB
66 lines
1.8 KiB
local template = [[
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{greet!?Hi}, {name?world}!
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]];
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local expect1 = [[
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Hello, WORLD!
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]];
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local expect2 = [[
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Hello, world!
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]];
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local expect3 = [[
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Hi, YOU!
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]];
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local template_array = [[
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{foo#{idx}. {item}
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}]]
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local expect_array = [[
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1. HELLO
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2. WORLD
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]]
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local template_func_pipe = [[
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{foo|sort#{idx}. {item}
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}]]
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local expect_func_pipe = [[
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1. A
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2. B
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3. C
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4. D
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]]
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local template_map = [[
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{foo%{idx}: {item!}
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}]]
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local expect_map = [[
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FOO: bar
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]]
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local template_not = [[
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{thing~Thing is falsy}{thing&Thing is truthy}
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]]
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local expect_not_true = [[
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Thing is truthy
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]]
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local expect_not_nil = [[
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Thing is falsy
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]]
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local expect_not_false = [[
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Thing is falsy
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]]
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describe("util.interpolation", function ()
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it("renders", function ()
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local render = require "util.interpolation".new("%b{}", string.upper, { sort = function (t) table.sort(t) return t end });
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assert.equal(expect1, render(template, { greet = "Hello", name = "world" }));
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assert.equal(expect2, render(template, { greet = "Hello" }));
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assert.equal(expect3, render(template, { name = "you" }));
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assert.equal(expect_array, render(template_array, { foo = { "Hello", "World" } }));
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assert.equal(expect_func_pipe, render(template_func_pipe, { foo = { "c", "a", "d", "b", } }));
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-- assert.equal("", render(template_func_pipe, { foo = nil })); -- FIXME
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assert.equal(expect_map, render(template_map, { foo = { foo = "bar" } }));
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assert.equal(expect_not_true, render(template_not, { thing = true }));
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assert.equal(expect_not_nil, render(template_not, { thing = nil }));
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assert.equal(expect_not_false, render(template_not, { thing = false }));
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end);
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it("fixes #1623", function ()
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local render = require "util.interpolation".new("%b{}", string.upper, { x = string.lower });
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assert.equal("", render("{foo?}", { }))
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assert.equal("", render("{foo|x?}", { }))
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end);
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end);
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